702队卡兰古分队所屬之外圍檢查組在喀什西南部一带发現了如下的鋁土矿: 1.石炭紀的鋁土矿:矿石为緻密块状,生于石灰岩中,呈灰白,淺黄,黄綠,紅,白,黑等各种颜色,並夾杂有粘土細脈。铝土矿成透鏡体,在3～4公里的延长中断续出露,最厚可达3～4公尺,长30～50公尺,一般不只一层,最多有达4～5层者。 2.侏罗紀煤系中的鋁矿:本区侏罗紀煤层共有五层,鋁土矿产于煤层的上下盘及煤层中,呈 The 702 Survivors of the Kalang Sub-Unit, located in the southwestern part of Kashgar, found the following bauxite: 1. Carboniferous bauxite: The ore is densely lumpy and was born in limestone with gray and pale yellow , Yellow-green, red, white, black and other colors, and mixed with clay vein. Bauxite into a lens body, in the extension of 3 to 4 km interrupted intermittent exposure, the maximum thickness of up to 3 to 4 meters, 30 to 50 meters long, usually more than one floor, up to 4 to 5 people. 2. Jurassic coal measures in the aluminum: the Jurassic coal seam in this area a total of five layers, bauxite minerals in the upper and lower coal seam and coal seam, was